The article discusses the use of electric arc or induction furnace for primary melting, the technical and economical advantages of hot blast cupolas against cold blast cupolas, and the use of more than one row of tuyeres for blowing cupolas.
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Lulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, Sweden
Swerea MEFOS, Proc Integrat Dept, Box 812, S-97125 Lulea, SwedenLulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, Sweden
Zetterholm, J.
Ji, X.
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Lulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, SwedenLulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, Sweden
Ji, X.
Sundelin, B.
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SSAB Special Steels, SE-61380 Oxelosund, SwedenLulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, Sweden
Sundelin, B.
Martin, P. M.
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Siemens VAI Met Technol, 501 Technol Dr, Canonsburg, PA 15317 USALulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, Sweden
Martin, P. M.
Wang, C.
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Swerea MEFOS, Proc Integrat Dept, Box 812, S-97125 Lulea, SwedenLulea Univ Technol, Energy Sci Energy Engn, SE-97187 Lulea, Sweden